Using “Water Wow!” Toy on Shabbat
QUESTION
Canada
Would it be permissible to use the Water Wow! toy on Shabbat? Assuming that it is, at the very least, uvda d’chol, what are other issues are there?
Here’s a description of how it works:
The basic concept is that each page is “laminated” with a very thin sheet of paper – almost like tissue paper, but more durable. When the paper is moistened by the water in the pen, it becomes see-through and reveals the picture underneath. There’s no chemical reaction involved.
ANSWER
Had it been that the water was interacting with some chemical to create the color, it obviously would be